The sperm fertilizes the egg in the fallopian tube. The fertilized egg moves down the fallopian tube and attaches to the uterine wall.
All of the major organs and body structures. Including the brain, heart, spinal cord and the intestines start to develop during the first half of this trimester.
Bones and muscles start to form.
The Second Trimester Pregnancy-
By the start of the second trimester, sex organs form.
The doctor may be able to tell if your baby is a boy or girl by now.
The placenta finishes developing.
The eyebrows, eyelashes and fingernails form.The baby's real hair will start to grow by the end of this trimester.
In girls, all of the eggs will develop in her ovaries. In boys, the testicles will drop down from the abdomen into the scrotum.
The Third Trimester -
The baby grows the most during the third trimester.
The baby opens his or her eyes for the first time since the end of the first trimester. He or she can even notice changes in light.
The lanugo starts falling off at the start of this trimester. The skin will be less wrinkled.
The baby will likely descend down the uterus into the heads-down position to get ready for delivery.
Your baby's taste buds will form and he or she will be able to tell the difference between sweet and sour tastes.
All organs will be fully developed by the end of the third trimester.
First Trimester Of Your Pregnancy
- The sperm fertilizes the egg in the fallopian tube. The fertilized egg moves down the fallopian tube and attaches to the uterine wall.
- All of the major organs and body structures. Including the brain, heart, spinal cord and the intestines start to develop during the first half of this trimester.
- Bones and muscles start to form.
The Second Trimester Pregnancy-The Third Trimester -
Click here to see pictures of a baby developing